// Copyright 2023 The Vitess Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Modifications Copyright 2025 Supabase, Inc.

package funcs

import (
	"strings"

	"github.com/spf13/viper"
)

// GetPath returns a GetFunc that expands a slice of strings into individual
// paths based on standard POSIX shell $PATH separator parsing.
func GetPath(v *viper.Viper) func(key string) []string {
	return func(key string) (paths []string) {
		for _, val := range v.GetStringSlice(key) {
			if val != "" {
				paths = append(paths, strings.Split(val, ":")...)
			}
		}

		return paths
	}
}
